[drab]his subfusc would spoil the tourists' pictures meant they would have preferred to have him in the full length formal gown. That makes more sense.[/drab]

can't agree, bill; most tourists like their photos colorful, rather than drab and dusky. here's another cite:

"It was thanks to the Ratty-and-Mole affection between Sir Darius Cama and V.V. Merchant -- the older man a flamboyant, blazered sportsman and bon vivant, the younger one of life's subfusc burrowers -- that an opportunity for making amends was given...." - Salman Rushdie, The Ground Beneath Her Feet